保山Half nipple
保山Nipple
保山Long nipple
保山Half thread long nipple
保山Hexagon nipple
保山Hexagon F/M nipple
保山Hexagon reducer nipple
保山Hose nipple L-type
保山Hose connector whj
保山Hose connector WHS
保山Hose joint WRH for welding
保山Round water pipe joint wrhn
